testing/web-platform/tests/css/css-contain/content-visibility/content-visibility-075.html


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<!doctype HTML>
<html class="reftest-wait">
<meta charset="utf8">
<title>CSS Content Visibility: auto + scrollIntoView when size estimate is off</title>
<link rel="author" title="Vladimir Levin" href="mailto:vmpstr@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility">
<link rel="match" href="content-visibility-075-ref.html">
<meta name="assert" content="With content-visibility: auto, scrollIntoView targets the right element">

<script src="/common/reftest-wait.js"></script>

<style>
.auto {
  content-visibility: auto;
  contain-intrinsic-size: 1px 1000px;
}
.child {
  height: 20000px;
  position: relative;
}
#target {
  position: absolute;
  bottom: 0;
}
</style>

<div class=auto><div class=child></div></div>
<div class=auto><div class=child></div></div>
<div class=auto><div class=child><div id=target>PASS</div></div></div>
<div class=auto><div class=child></div></div>
<div class=auto><div class=child></div></div>

<script>
function runTest() {
  target.scrollIntoView();
  // Double rAF to ensure that rendering has "settled".
  requestAnimationFrame(() => requestAnimationFrame(takeScreenshot));
}

window.onload = () => requestAnimationFrame(() => requestAnimationFrame(runTest));
</script>